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<?php |
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/** |
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* Copyright 2017 SURFnet B.V. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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namespace Surfnet\StepupMiddleware\MiddlewareBundle\Service; |
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use Broadway\Domain\DomainMessage; |
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use Exception; |
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use Surfnet\StepupMiddleware\MiddlewareBundle\EventSourcing\DBALEventHydrator; |
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use Surfnet\StepupMiddleware\MiddlewareBundle\EventSourcing\EventCollection; |
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use Surfnet\StepupMiddleware\MiddlewareBundle\EventSourcing\ProjectorCollection; |
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use Symfony\Component\Console\Output\OutputInterface; |
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final class SpecificEventDispatcher |
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{ |
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/** |
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* @var DBALConnectionHelper |
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*/ |
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private $connectionHelper; |
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/** |
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* @var DBALEventHydrator |
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*/ |
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private $eventHydrator; |
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public function __construct(DBALConnectionHelper $connectionHelper, DBALEventHydrator $eventHydrator) |
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{ |
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$this->connectionHelper = $connectionHelper; |
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$this->eventHydrator = $eventHydrator; |
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} |
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public function dispatchEventsForProjectors( |
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EventCollection $eventCollection, |
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ProjectorCollection $projectorCollection, |
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OutputInterface $output |
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) { |
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$output->writeln('<info>Starting event dispatch</info>'); |
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$this->connectionHelper->beginTransaction(); |
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try { |
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$output->writeln('<info>Hydrating selected events</info>'); |
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$events = $this->eventHydrator->getEventsFrom($eventCollection); |
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$output->writeln('<info>Attempting to handle selected events with selected projectors:</info>'); |
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/** @var DomainMessage $event */ |
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foreach ($events as $event) { |
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$output->writeln(sprintf(' <info>> Event</info> "%s"', $event->getType())); |
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foreach ($projectorCollection as $projectorName => $projector) { |
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$output->writeln(sprintf(' <info>> Projector</info> "%s"', $projectorName)); |
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$projector->handle($event); |
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} |
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} |
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$output->writeln('Event dispatch successful'); |
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$this->connectionHelper->commit(); |
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} catch (Exception $exception) { |
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$output->writeln(sprintf('<error>Event dispatch failed: %s</error>', $exception->getMessage())); |
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$this->connectionHelper->rollBack(); |
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throw $exception; |
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} |
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} |
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} |
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OpenConext /
Stepup-Middleware
